222143343 has 8 divisors (see below), whose sum is σ = 296688000. Its totient is φ = 147847128.

The previous prime is 222143321. The next prime is 222143351. The reversal of 222143343 is 343341222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222143343 - 2¹⁴ = 222126959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222143353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60013 + ... + 63606.

It is an arithmetic number, because the mean of its divisors is an integer number (37086000).

Almost surely, 2^222143343 is an apocalyptic number.

222143343 is a deficient number, since it is larger than the sum of its proper divisors (74544657).

222143343 is a wasteful number, since it uses less digits than its factorization.

222143343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124221.

The product of its digits is 3456, while the sum is 24.

The square root of 222143343 is about 14904.4739256372. The cubic root of 222143343 is about 605.6351892667.

Adding to 222143343 its reverse (343341222), we get a palindrome (565484565).

The spelling of 222143343 in words is "two hundred twenty-two million, one hundred forty-three thousand, three hundred forty-three".